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  <title>MSE: |waiting| event when source data is missing</title>
  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="mediasource.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<pre id="test"><script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

runWithMSE(function(ms, el) {
  once(ms, 'sourceopen').then(function() {
    ok(true, "Receive a sourceopen event");
    var sb = ms.addSourceBuffer("video/webm");
    fetchWithXHR("seek.webm", function(arrayBuffer) {
      sb.addEventListener('error', (e) => { ok(false, "Got Error: " + e); SimpleTest.finish(); });
      loadSegment.bind(null, sb, new Uint8Array(arrayBuffer, 0, 318))()
      .then(loadSegment.bind(null, sb, new Uint8Array(arrayBuffer, 318, 25223-318)))
      .then(loadSegment.bind(null, sb, new Uint8Array(arrayBuffer, 25223, 46712-25223)))
      /* Note - Missing |46712, 67833 - 46712| segment here */
      .then(loadSegment.bind(null, sb, new Uint8Array(arrayBuffer, 67833, 88966 - 67833)))
      .then(loadSegment.bind(null, sb, new Uint8Array(arrayBuffer, 88966)))
      .then(function() {
        // HTMLMediaElement fires 'waiting' if somebody invokes |play()| before the MDSM
        // has notified it of available data. Make sure that we get 'playing' before
        // we starting waiting for 'waiting'.
        info("Invoking play()");
        var p = once(el, 'playing');
        el.play();
        return p;
      }).then(function() {
        ok(true, "Video playing. It should play for a bit, then fire 'waiting'");
        var p = once(el, 'waiting');
        el.play();
        return p;
      }).then(function() {
        // currentTime is based on the current video frame, so if the audio ends just before
        // the next video frame, currentTime can be up to 1 frame's worth earlier than
        // min(audioEnd, videoEnd).
        // 0.0465 is the length of the last audio frame.
        ok(el.currentTime >= (sb.buffered.end(0) - 0.0465),
           "Got a waiting event at " + el.currentTime);
        info("Loading more data");
        var p = once(el, 'ended');
        loadSegment(sb, new Uint8Array(arrayBuffer, 46712, 67833 - 46712)).then(() => ms.endOfStream());
        return p;
      }).then(function() {
        // These fuzz factors are bigger than they should be. We should investigate
        // and fix them in bug 1137574.
        isfuzzy(el.duration, 4.001, 0.1, "Video has correct duration: " + el.duration);
        isfuzzy(el.currentTime, el.duration, 0.1, "Video has correct currentTime.");
        SimpleTest.finish();
      });
    });
  });
});
</script>
</pre>
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